Between 1950 and 2007, over 1,200 tornadoes have been recorded across North Dakota. Although most tornadoes are of the weaker variety, 11 have been classified as violent (EF/F 4-5).
Click on these links for further information on Fujita scale and Enhanced Fujita scale.
Click on the image above to download the complete PDF document. Due to the amount of data within the map, you will need to zoom in to see finer details (400%)
